CN210106439U - Universal joint with adjustable structure - Google Patents
Universal joint with adjustable structure Download PDFInfo
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- CN210106439U CN210106439U CN201920851764.XU CN201920851764U CN210106439U CN 210106439 U CN210106439 U CN 210106439U CN 201920851764 U CN201920851764 U CN 201920851764U CN 210106439 U CN210106439 U CN 210106439U
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- sleeve
- transmission shaft
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Abstract
The utility model discloses a take universal joint of adjustable structure, including first sleeve and second sleeve, first telescopic outside is rotated and is connected with first snap ring, the telescopic outside of second is rotated and is connected with the second snap ring, first sleeve is towards the first transmission shaft fork of the telescopic one end fixedly connected with of second, the second sleeve is towards the first telescopic one end fixedly connected with second transmission shaft fork, fixedly connected with cross between first transmission shaft fork and the second transmission shaft fork, the first adjusting collar of outside fixedly connected with of first snap ring, the utility model relates to a universal joint technical field. This take universal joint of adjustable structure, through letting in hydraulic pressure when the adjusting collar, can drive through first piston rod and second piston rod and adjust the pole and slide to can change the distance between regulation pole and the transmission shaft fork, thereby can restrict the turned angle of universal joint, simple structure, convenient operation, the practicality is strong.
Description
Technical Field
The utility model relates to an universal joint technical field specifically is a universal joint of adjustable structure in area.
Background
The universal joint is a part for realizing variable angle power transmission, is used for changing the position of the transmission axis direction, and is a joint part of a universal transmission device of an automobile driving system. The universal joint is combined with a transmission shaft and is called a universal joint transmission device. On a vehicle driven by a rear wheel of a front engine, a universal joint transmission device is arranged between an output shaft of a transmission and an input shaft of a main speed reducer of a drive axle; the front engine front wheel driven vehicle omits a transmission shaft, and the universal joint is arranged between a front axle half shaft which is responsible for driving and steering and wheels.
The Chinese patent discloses an adjustable limiting universal joint (publication number: CN 208831532U), which comprises a universal joint fork I, wherein one side of the universal joint fork I is fixedly connected with the inside of a fixing flange I through a fixing bolt, the inner cavity of the universal joint fork I is in transmission connection with the inner cavity of a universal joint fork II through a universal cross shaft, the outer surface of one end of the universal joint fork II is in threaded connection with one side of the inside of an adjusting sleeve, and the middle part of the outer surface of the universal joint fork II is in threaded connection with the inside of a locknut I.
The existing universal joint adopts a rigid connection mode in the connection process, so that the precision requirement of the universal joint when being connected with a transmission shaft is high, the rotation angle of the universal joint is limited sometimes when the universal joint is used, the rotation precision of the universal joint is improved, and after the universal joint is used for a long time, a lubricant is required to be added to improve the smoothness of the universal joint during rotation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a universal joint of adjustable structure in area has solved current universal joint and has all been the connected mode who adopts rigid connection at the in-process of connecting to it is higher to lead to the required precision of universal joint when being connected with the transmission shaft, when using, can need restrict the turned angle of universal joint sometimes, with the rotation precision that improves the universal joint, and the universal joint is after long-time the use, need add the problem of emollient in order to improve the smoothness degree when rotating.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a universal joint with an adjustable structure comprises a first sleeve and a second sleeve, wherein the outer side of the first sleeve is rotatably connected with a first clamping ring, the outer side of the second sleeve is rotatably connected with a second clamping ring, one end of the first sleeve, facing the second sleeve, is fixedly connected with a first transmission shaft fork, one end of the second sleeve, facing the first sleeve, is fixedly connected with a second transmission shaft fork, a cross shaft is fixedly connected between the first transmission shaft fork and the second transmission shaft fork, the outer side of the first clamping ring is fixedly connected with a first adjusting sleeve, the outer side of the second clamping ring is fixedly connected with a second adjusting sleeve, supporting rods are fixedly connected between the first adjusting sleeve and the second adjusting sleeve and between the first transmission shaft fork and the second transmission shaft fork, the outer sides of the first adjusting sleeve and the second adjusting sleeve are fixedly connected with a first oil inlet, adjusting rods are arranged on two sides of the second transmission shaft fork and the first transmission shaft fork, the adjusting rod is characterized in that side blocks are fixedly connected to the two sides of the adjusting rod, a sliding rod is connected to the side blocks in a penetrating mode, and the top end of the sliding rod is fixedly connected with the first adjusting sleeve or the second adjusting sleeve.
Preferably, one end of the first adjusting sleeve is fixedly connected with a second oil inlet, a first piston bin is arranged in the first adjusting sleeve, a second piston bin is arranged on one side, close to the first piston bin, of the inside of the first adjusting sleeve, a first oil path is arranged between the first piston bin and the inside of the first adjusting sleeve, close to the second oil inlet, and a second oil path is arranged between the first oil path and the second piston bin.
Preferably, the inside sliding connection in first piston storehouse has first piston rod, the inside sliding connection in second piston storehouse has the second piston rod, the one end of first piston rod is rotated and is connected with first dwang, the one end of second piston rod is rotated and is connected with the second dwang, the one end that first piston rod and second piston rod were kept away from to first dwang and second dwang all is connected with the top rotation of adjusting the pole.
Preferably, the inside of cross axle rotates and is connected with the axis of rotation, the quantity of axis of rotation has four, and the axis of rotation is the cross distribution, the axis of rotation of same direction respectively with first transmission shaft fork and second transmission shaft fork fixed connection.
Preferably, the rotating shaft is internally provided with third oil paths, and oil outlets of the third oil paths are respectively arranged at the contact positions of the rotating shaft, the cross shaft and the adjacent rotating shaft.
Preferably, the first oil inlet penetrates through the first adjusting sleeve or the second adjusting sleeve, a part of the first oil inlet, which is located inside the first adjusting sleeve or the second adjusting sleeve, is arranged on one side of the first oil path and one side of the second oil path, and an oil outlet of the first oil inlet is communicated with the third oil path.
Advantageous effects
The utility model provides a take universal joint of adjustable structure. Compared with the prior art, the method has the following beneficial effects:
(1) the universal joint with the adjustable structure is characterized in that a first adjusting sleeve is fixedly connected to the outer side of a first clamping ring, a second adjusting sleeve is fixedly connected to the outer side of a second clamping ring, supporting rods are fixedly connected between the first adjusting sleeve and the second adjusting sleeve and between the first transmission shaft fork and the second transmission shaft fork, adjusting rods are arranged on the two sides of the second transmission shaft fork and the two sides of the first transmission shaft fork of the first adjusting sleeve and the second adjusting sleeve, side blocks are fixedly connected to the two sides of the adjusting rods, sliding rods are connected to the side blocks in a penetrating mode, the top ends of the sliding rods are fixedly connected with the first adjusting sleeve or the second adjusting sleeve, the adjusting sleeves in the universal joint can drive the adjusting rods to slide through the first piston rod and the second piston rod by introducing hydraulic pressure, so that the distance between the adjusting rods and the transmission shaft fork can be changed, the rotating angle of the universal joint can be limited, the universal joint is simple in structure, the practicability is strong.
(2) The universal joint with the adjustable structure is characterized in that a first oil inlet is fixedly connected to the outer sides of a first adjusting sleeve and a second adjusting sleeve, a rotating shaft is rotatably connected to the inside of a cross shaft, the number of the rotating shafts is four, the rotating shafts are distributed in a cross shape, the rotating shafts in the same direction are fixedly connected with a first transmission shaft fork and a second transmission shaft fork respectively, third oil passages are formed in the rotating shafts respectively, oil outlets of the third oil passages are formed in contact positions of the rotating shafts, the cross shaft and an adjacent rotating shaft respectively, a first oil inlet penetrates through the first adjusting sleeve or the second adjusting sleeve, a position of the first oil inlet, which is located in the first adjusting sleeve or the second adjusting sleeve, is formed in one side of the first oil passage and one side of the second oil passage, the oil outlet of the first oil inlet is communicated with the third oil passage, and lubricating oil can be extruded into the rotating structure of the universal joint by connecting the first oil inlet with an external pressure device and an oil supply device, thereby, the purpose of lubrication can be achieved, and the friction force of the universal joint during rotation can be reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional view of a first adjustment sleeve of the present invention;
fig. 3 is a partial view of the cross shaft of the present invention.
In the figure: 1. a first sleeve; 2. a first snap ring; 3. a first drive shaft yoke; 4. a first adjusting sleeve; 5. a second sleeve; 6. a second drive shaft yoke; 7. a second snap ring; 8. a second adjusting sleeve; 9. a cross shaft; 10. a first oil inlet; 11. a second oil inlet; 12. a support bar; 13. a first oil passage; 14. a first piston chamber; 15. a second piston chamber; 16. a second oil passage; 17. a second piston rod; 18. a first rotating lever; 19. a second rotating lever; 20. a first piston rod; 21. adjusting a rod; 22. a slide bar; 23. a side block; 91. a rotating shaft; 92. and a third oil passage.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a universal joint with an adjustable structure comprises a first sleeve 1 and a second sleeve 5, wherein the outer side of the first sleeve 1 is rotatably connected with a first snap ring 2, the outer side of the second sleeve 5 is rotatably connected with a second snap ring 7, one end of the first sleeve 1 facing the second sleeve 5 is fixedly connected with a first transmission shaft fork 3, one end of the second sleeve 5 facing the first sleeve 1 is fixedly connected with a second transmission shaft fork 6, a cross shaft 9 is fixedly connected between the first transmission shaft fork 3 and the second transmission shaft fork 6, a limiting angle in the universal joint can be used in a universal joint with a smaller rotating angle, the inner part of the cross shaft 9 is rotatably connected with four rotating shafts 91, the rotating shafts 91 are distributed in a cross shape, the rotating shafts 91 in the same direction are respectively fixedly connected with the first transmission shaft fork 3 and the second transmission shaft fork 6, third oil passages 92 are formed in the rotating shafts 91, the oil outlet of the third oil path 92 is respectively arranged on the contact part of the rotating shaft 91 and the cross shaft 9 as well as the adjacent rotating shaft 91, the outer side of the first snap ring 2 is fixedly connected with a first adjusting sleeve 4, the outer side of the second snap ring 7 is fixedly connected with a second adjusting sleeve 8, the lengths of the first adjusting sleeve 4 and the second adjusting sleeve 8 can be selected to be different lengths and widths according to requirements, thereby avoiding the problem of blocking the universal joint when the universal joint is limited to rotate, one end of the first adjusting sleeve 4 is fixedly connected with a second oil inlet 11, a first piston bin 14 is arranged inside the first adjusting sleeve 4, a second piston bin 15 is arranged on one side, close to the first piston bin 14, inside the first adjusting sleeve 4, a first oil path 13 is arranged between the second oil inlet 11 and the first piston bin 14, a second oil path 16 is arranged inside the first adjusting sleeve 4, close to the first oil path 13 and between the second piston bin 15, a first piston rod 20 is connected inside the first piston chamber 14 in a sliding manner, a second piston rod 17 is connected inside the second piston chamber 15 in a sliding manner, the first piston rod 20 and the second piston rod 17 and the first piston chamber 14 and the second piston chamber 15 are sealed, one end of the first piston rod 20 is rotatably connected with a first rotating rod 18, one end of the second piston rod 17 is rotatably connected with a second rotating rod 19, one ends of the first rotating rod 18 and the second rotating rod 19, which are far away from the first piston rod 20 and the second piston rod 17, are rotatably connected with the top end of an adjusting rod 21, supporting rods 12 are fixedly connected between the first adjusting sleeve 4 and the second adjusting sleeve 8 and the first transmission shaft fork 3 and the second transmission shaft fork 6, the outer sides of the first adjusting sleeve 4 and the second adjusting sleeve 8 are fixedly connected with a first oil inlet 10, and a sealing structure is arranged at the connection part of the first oil inlet 10 and the third oil channel 92, the first oil inlet 10 penetrates through the first adjusting sleeve 4 or the second adjusting sleeve 8, a part of the first oil inlet 10, which is positioned inside the first adjusting sleeve 4 or the second adjusting sleeve 8, is arranged on one side of the first oil path 13 and the second oil path 16, an oil outlet of the first oil inlet 10 is communicated with the third oil path 92, lubricating oil can be extruded into a rotating structure in the universal joint by connecting the first oil inlet 10 with an external pressure device and an oil supply device, so that the lubricating oil can play a role of lubrication, the friction force of the universal joint during rotation can be reduced, adjusting rods 21 are respectively arranged on two sides, which are positioned on the second transmission shaft fork 6 and the first transmission shaft fork 3, of the first adjusting sleeve 4 and the second adjusting sleeve 8, side blocks 23 are respectively and fixedly connected to two sides of the adjusting rods 21, sliding rods 22 are respectively and fixedly connected to the two sides of the side blocks 23, the top ends of the sliding rods 22 are fixedly connected to the first adjusting sleeve 4 or the second adjusting sleeve 8, the adjusting sleeve in the device can drive the adjusting rod 21 to slide through the first piston rod 20 and the second piston rod 17 by introducing hydraulic pressure, so that the distance between the adjusting rod 21 and the transmission shaft fork can be changed, the rotating angle of the universal joint can be limited, and the device is simple in structure, convenient to operate and high in practicability; first oil inlet 10 and second oil inlet 11 in this novel are all connected with outside pressure device and liquid supply device through coupling hose.
When the hydraulic transmission mechanism works, liquid is supplied to the first adjusting sleeve 4 arranged on the first clamping ring 2, hydraulic pressure is extruded into the first oil path through the second oil inlet 11, and under the action of continuous pressure, the hydraulic pressure can enter the first piston bin 14 and the second piston bin 15 along the first oil path 13 and the second oil path 16, so that the first piston rod 20 and the second piston rod 17 can be pushed to slide along the first piston bin 14 and the second piston bin 15, and the first piston rod 20 and the second piston rod 17 can slide, and meanwhile, the first rotating rod 18 and the second rotating rod 19 can drive the adjusting rod 21 to slide along the sliding rod 22, so that the distance between the adjusting rod 21 and the second transmission shaft fork 6 is shortened, and the rotating angle of the second transmission shaft fork 6 can be limited; when the universal joint rotates, the hose connected with the first oil inlet 10 can move along with the first oil inlet 10, and when the external pressure device and the liquid supply device start to work, lubricating oil is squeezed into the third oil path 92 through the first oil inlet 10 and is smeared on the side wall inside the cross shaft 9 and the adjacent rotating shaft 91 along the oil outlet of the third oil path 92.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a universal joint of adjustable structure in area, includes first sleeve (1) and second sleeve (5), the outside of first sleeve (1) is rotated and is connected with first snap ring (2), the outside of second sleeve (5) is rotated and is connected with second snap ring (7), first sleeve (1) is towards first transmission shaft fork (3) of one end fixedly connected with of second sleeve (5), one end fixedly connected with second transmission shaft fork (6) of second sleeve (5) orientation, fixedly connected with cross (9) between first transmission shaft fork (3) and second transmission shaft fork (6), its characterized in that: a first adjusting sleeve (4) is fixedly connected with the outer side of the first snap ring (2), a second adjusting sleeve (8) is fixedly connected with the outer side of the second snap ring (7), supporting rods (12) are fixedly connected between the first adjusting sleeve (4) and the second adjusting sleeve (8) and between the first transmission shaft fork (3) and the second transmission shaft fork (6), and the outer sides of the first adjusting sleeve (4) and the second adjusting sleeve (8) are fixedly connected with a first oil inlet (10), the first adjusting sleeve (4) and the second adjusting sleeve (8) are positioned at the two sides of the second transmission shaft fork (6) and the first transmission shaft fork (3) and are respectively provided with an adjusting rod (21), both sides of the adjusting rod (21) are fixedly connected with side blocks (23), the side blocks (23) are connected with a sliding rod (22) in a penetrating way, the top end of the sliding rod (22) is fixedly connected with the first adjusting sleeve (4) or the second adjusting sleeve (8).
2. A gimbal with adjustable structure as claimed in claim 1, wherein: one end of the first adjusting sleeve (4) is fixedly connected with a second oil inlet (11), a first piston bin (14) is arranged inside the first adjusting sleeve (4), a second piston bin (15) is arranged on one side, close to the first piston bin (14), of the inside of the first adjusting sleeve (4), a first oil way (13) is arranged between the second oil inlet (11) and the first piston bin (14) inside the first adjusting sleeve (4), and a second oil way (16) is arranged between the first oil way (13) and the second piston bin (15) inside the first adjusting sleeve (4).
3. A gimbal with adjustable structure as claimed in claim 2, in which: the inside sliding connection of first piston storehouse (14) has first piston rod (20), the inside sliding connection of second piston storehouse (15) has second piston rod (17), the one end of first piston rod (20) is rotated and is connected with first dwang (18), the one end of second piston rod (17) is rotated and is connected with second dwang (19), the one end that first piston rod (20) and second piston rod (17) were kept away from in first dwang (18) and second dwang (19) all rotates with the top of adjusting pole (21) and is connected.
4. A gimbal with adjustable structure as claimed in claim 1, wherein: the inside of cross axle (9) is rotated and is connected with axis of rotation (91), the quantity of axis of rotation (91) has four, and axis of rotation (91) are cross distribution, axis of rotation (91) of same direction respectively with first transmission shaft fork (3) and second transmission shaft fork (6) fixed connection.
5. A universal joint with an adjustable structure according to claim 4, wherein: third oil paths (92) are formed in the rotating shaft (91), oil outlets of the third oil paths (92) are formed in contact positions of the rotating shaft (91), the cross shaft (9) and the adjacent rotating shaft (91) respectively.
6. A gimbal with adjustable structure as claimed in claim 1, wherein: the first oil inlet (10) penetrates through the first adjusting sleeve (4) or the second adjusting sleeve (8), the part, located inside the first adjusting sleeve (4) or the second adjusting sleeve (8), of the first oil inlet (10) is arranged on one side of the first oil path (13) and one side of the second oil path (16), and the oil outlet of the first oil inlet (10) is communicated with the third oil path (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920851764.XU CN210106439U (en) | 2019-06-06 | 2019-06-06 | Universal joint with adjustable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920851764.XU CN210106439U (en) | 2019-06-06 | 2019-06-06 | Universal joint with adjustable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210106439U true CN210106439U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920851764.XU Active CN210106439U (en) | 2019-06-06 | 2019-06-06 | Universal joint with adjustable structure |
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|---|---|
| CN (1) | CN210106439U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114061942A (en) * | 2021-10-19 | 2022-02-18 | 九江学院 | Angle fault detection device and alarm device of cardan shaft |
-
2019
- 2019-06-06 CN CN201920851764.XU patent/CN210106439U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114061942A (en) * | 2021-10-19 | 2022-02-18 | 九江学院 | Angle fault detection device and alarm device of cardan shaft |
| CN114061942B (en) * | 2021-10-19 | 2023-09-01 | 九江学院 | Angle fault detection device and alarm device of universal shaft |
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